Weather strip



ne- 27, 1933. D. H. HARNLY 1,915,278

' WEATHER STRIP Filed July 9, 1930 Patented June, 27, 1933 I UNITED STATES PATENT OFFICE DAVID E. HARNLY, OF CHICAGO, ILLINOIS v WEATHER STRIP Application filed July 9, 1930. Serial No. 466,624.

This invention relates to a'weather strip. poses, but it is generally too pliable formost .It has been found in practice that hard or purposes and does not possess the resiliency, stiff rubber when used for weather strips does strength and durability necessary, especially not conform to inequalities or unevenness in where frequent movement occurs.

the surface desired to be sealed, with the re- In Fig. 2, the pliable weather strip is sult that the weather will seep in under the shown properly reinforced to give it i the strip due to such unevenness which results desired degree of resiliency and also durafrom sagging, decay and other causes, and bility Without destroying the necessary pliwhat is known as sponge rubber that will ability to conform to any ordinary uneven 10 readily conform to inequalities is too Weak, surface. While this reinforcement may aspliable and elastic for such a purpose, and sume various forms, a preferred form has soon fails in use. 1 been illustrated. According to the preferred It is an object of this invention to provide form, a strip of rubberized fabric 2 is vula weather strip that will readily conform canized upon each side of the rubber strip 15 to the inequalities and unevenness in the 1, so as to become substantially an inte ral surfaces to be sealed and that also possesses part of the rubber or bonded thereto. en-

the proper amount of resiliency and durabilerally, the fabric strips are first frictioned it with rubber upon each side or rubberized, More specifically, my invention consists of and a piece of sponge rubber is inserted besponge rubber with a fabric facing that is tween such a pair of strips and the three frictioned with rubber or rubberized and parts vulcanized together under heat, in a integrally united with the sponge rubber by press so that the fabric. strips become bonded vulcanization or the like whereby the sponge or integrally united with the rubber.

rubber is stifliened and possesses resiliency These fabric strips reinforce the pliable 25 and durability without destroying its restrip 1 and reduce the pliability thereof in spondence to inequalities. I lateral directions and impart a certain The invention comprises the novel strucamount of resiliency thereto for more quickture and combination of parts hereinafter ly restoring the same after bending. This described and more particularly pointed out reinforcement, however, does not materially in the appended claims. interfere withthe downward pliability that In the accompanying drawing which 1llusis adapted for sealing an uneven surface.

trates a preferred form of this invent 0n In Fig. 1, the strip- 1 is shown as partly and in which similar reference numerals renc s d in a etal h th 3 hi h can dferto similar features in the different vlewsz fl b Secured t a d i d or f m or 35 Figure 1 is a perspective vlew of a P 9 the like and which forms a good support for of weather strip partly encased nvolving th t i 1 this invention. I am aware that many changes may be Figure 2 is a perspective Vlew of t 1 made, and numerous details of construcencased weather strip ShOWlllg the I'GIIifOICG- tion may be aried through 3, range 40 ment thereon. without departing from the principles of F g 3 is a perspeetive'view of a ple this invention, and I therefore do not purof weather strip before reinforcement 1no limiting th patent granted herein,

volving this invention. otherwise than necessitated by the prior art.

Referring now to the draw1ng-: lhere is I clai as y inv ntion: 45 shown in Fig. 3, a strip of soft, pliable ma-' 1. A weather strip consisting of a strip terial, preferably of sponge rubber that will of sponge rubber, and a reinforcing rubreadily conform to inequalities or unevenberized fabric strip vulcanized upon each side ness in the surface to be sealed when emleaving one edge exposed for contacting rebodied in a weather strip. In this form the lation with asurface tobe sealed.

weather strip may be used for certain pur- 2. A weather strip conslsting of a strip of sponge rubber, a reinforcing fabric strip vulcanized upon each side, and a casing partially embracing said strip leaving one edge of the sponge rubber exposed.

In testimony whereof I have hereunto subscribed my name at Chicago, Cook County,

Illinois.

DAVID H. HARNLY. 

